1005 969 1035 1027 1281 1272 1051 1079 1034 1070 1173 1050 1067 1104 1347 1422 1029 1446 1204 1160 Construct a frequency distribution, a relative frequency distribution, and a cumulative frequency distribution using six classes and a class width of 80. (10 points) Relative Cumulative Class Frequency, f Midpoint Frequency Frequency a) Construct a frequency histogram graph (5 points). Describe the shape of the graph. (5 points) b) Construct an Ogive graph (5 points). 6. Using the following data:33 44 32 21 44 38 26 33 34 46 Find the mean, median, and mode (Do not round your answers). (6 points) 7. Suppose your course grade is based on four quizzes and one final exam. The first two quizzes are 20% of your final grade, third and four quizzes are 15% and the final counts as 30%. Your quiz scores are 95, 82, 88, and 76, and your final exam score is 84. What is your overall score? Round your answer to the nearest hundredths (7 points) 8. Complete the following table and find the mean of the frequency distribution. Round your answer to the nearest hundredths (10 points)Class Midpoint Frequency, f 59- 114 6 115 - 170 171 - 226 227 - 282 283 -338 4 339 - 394 395 -450 a) Construct a frequency histogram graph (5 points). Describe the shape of the graph. (5 points) b) Construct an Ogive graph. (5 points) Extra credits (5 points) Suppose your course grade is based on four quizzes and one final exam. The first two quizzes are 20% of your final grade, third and four quizzes are 15% and the final counts as 30%. If your quiz scores are 90, 92, 84, and 78 respectively. What percent do you need in the Final Test is you want to earn an "A" grade in the course (Minimum grade to have 90% or above)? Round your answer to the nearest hundredths.Show All Work! !! 1. Identify the population and the sample: (8 points) a) 56% of the students in the Statistic class are female. Sample: Population: b) A survey of 500 college students in Palm Beach State College found that 34% of the students had failed at least one Math class in their program. Sample: Population: 2. Determine whether the numerical value is a parameter or a statistics (and explain): (9 points) a) The average atomic weight of all elements in the periodic table is 134.355 unified atomic mass units. b) The average height of 10 adult male was 78 inches. c) In a random sample of households, it was found that 47% of the sampled households had high- definition TVs. 3. For the studies described, identify the population, sample, population parameters, and sample statistics: (8 points) a) The mean salary of all employees to a particular company is $29000. We draw a random sample of 300 employees and find that their mean salary is $25000. Population: Sample: Population parameter: Sample statistic: 4. Determine whether the data are qualitative or quantitative: (12 points) a) The Honda Civic has 4 cylinders. b) The movie Avatar was given a rating of 4 stars on the scale of 5 stars. c) The number of seats in a bus d) The ages of a sample of 12 students from your Statistic class ) The body temperature of a patient f) The marital status of 20 students 5. The 20 brain volumes ( cm ) listed below